<?xml version="1.0"?>
<svg xmlns="http://www.w3.org/2000/svg" width="12cm" height="12cm">
   <g style="fill-opacity:0.7; stroke:black; stroke-width:0.1cm;">
     <circle cx="6cm" cy="2cm" r="100" style="fill:red;"
                     transform="translate(0,50)" />
     <circle cx="6cm" cy="2cm" r="100" style="fill:blue;"
                     transform="translate(70,150)" />
     <circle cx="6cm" cy="2cm" r="100" style="fill:green;"
                     transform="translate(-70,150)"/>
   </g>
</svg>
